Measured Quantities – Current, Temperature
Current
current input option
„X/333mV“
I @ 333mV
measuring range
0.002 ÷ 0.5 VAC
temperature drift
undefined
permanent overload
15 VAC
15 VAC
burden power ( impedance)
< 3 µVA ( Ri>100kΩ)
Current Unbalance
measuring range
0 ÷ 100 %
measuring uncertainty
± 1 % of rdg or ± 0.5
reference conditions
measuring range
measuring uncertainty
THDI
measuring range
0 ÷ 200 %
measuring uncertainty
THDI <= 100% : ± 0.6
THDI > 100% : ± 0.6 % of rdg
Temperature (internal sensor, measured value affected by the instrument power dissipation)
measuring range
- 40 ÷ 80°C
measuring uncertainty
± 2 ºC
I
NOM
(I
B
) – rated (basic) current
intrinsic uncertainty (t
A
=23±2ºC)
+/- 0.05 % of rdg ± +/- 0.02 % of rng
+/- 0.03 % of rdg ± +/- 0.01 % of rng / 10 ºC
measurement category
peak overload
1 second, maximum repetition
frequency > 5 minutes
Harmonics & Interharmonics (up to 50
th
order )
other harmonics up to 1000 % of class 3 acc. to IEC 61000–2-4 ed.2
500 % of class 3 acc. to IEC 61000–2-4 ed.2
Ih <= 10% I
NOM
: ± 1% I
NOM
Ih > 10% I
NOM
: ± 1% of rdg
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